FARHI, A. “CONGESTION, HYPERCEPHALIE ET PÔLES D’EQUILIBRE. CAS DE LA WILAYA DE BATNA”. Sciences & Technology. A, exactes sciences, no. 12 (December 1, 1999): 81–87. Accessed April 4, 2025. https://revue.umc.edu.dz/a/article/view/1642.